Don't prove historical ethscription transfers

Author: RogerPodacter

contracts/src/Ethscriptions.sol

@@ -443,8 +443,8 @@ contract Ethscriptions is ERC721EthscriptionsUpgradeable {
             }
         }
 
-        // Queue ethscription for batch proving at block boundary
-        prover.queueEthscription(txHash);
+        // Queue ethscription for batch proving at block boundary once proving is live
+        _queueForProving(txHash);
     }
 
     /// @notice Get ethscription details (returns struct to avoid stack too deep)
@@ -804,4 +804,10 @@ contract Ethscriptions is ERC721EthscriptionsUpgradeable {
 
         return content;
     }
+    
+    function _queueForProving(bytes32 txHash) internal {
+        if (block.timestamp >= 1760630077) {
+            prover.queueEthscription(txHash);
+        }
+    }
 }

contracts/src/L2/L1Block.sol

@@ -86,8 +86,13 @@ contract L1Block {
             sstore(batcherHash.slot, calldataload(132)) // bytes32
         }
 
-        // Flush all queued ethscription proofs after updating block values
-        // Each proof includes its own block number and timestamp from when it was queued
-        IEthscriptionsProver(Predeploys.ETHSCRIPTIONS_PROVER).flushAllProofs();
+        _flushProofsIfLive();
+    }
+
+    function _flushProofsIfLive() internal {
+        if (block.timestamp >= 1760630077) {
+            // Each proof includes its own block number and timestamp from when it was queued
+            IEthscriptionsProver(Predeploys.ETHSCRIPTIONS_PROVER).flushAllProofs();
+        }
     }
 }